---
title: "Update MCP Tool Group"
method: PUT
path: "/api/mcp/tool-groups/{id}"
tags: ["MCP Tool Groups"]
---

# Update MCP Tool Group

`PUT /api/mcp/tool-groups/{id}`

Partial update. Scalar fields preserve the current value when omitted.
Array fields are replace-on-send: an empty array clears all attachments in that dimension.

## Path parameters

- `id` integer, required

## Request body

- object — Partial update. - Scalar fields (`name`, `description`, `enabled`) preserve the current value when omitted. - Array fields are replace-on-send: whatever you provide becomes the new full value. To clear an attachment dimension, send an empty array.
  - `name` string
  - `description` string, nullable
  - `enabled` boolean, nullable
  - `tools` object[]
    - `mcp_client_id` string, required — ID of a deployed MCP client.
    - `tool_names` string[] — Specific tools from this client to include in the group. An empty or omitted array means "all tools from this client".
  - `virtual_key_ids` string[]
  - `team_ids` string[]
  - `customer_ids` string[]
  - `user_ids` string[]
  - `provider_names` string[]
  - `api_key_ids` integer[]

## Response `200`

Group updated

- object
  - `mcp_tool_group` object
    - `id` integer
    - `name` string
    - `description` string, nullable
    - `enabled` boolean
    - `tools` object[]
      - `mcp_client_id` string, required — ID of a deployed MCP client.
      - `tool_names` string[] — Specific tools from this client to include in the group. An empty or omitted array means "all tools from this client".
    - `virtual_key_ids` string[]
    - `team_ids` string[]
    - `customer_ids` string[]
    - `user_ids` string[]
    - `provider_names` string[]
    - `api_key_ids` integer[]
    - `created_at` string, date-time
    - `updated_at` string, date-time

## Other responses

- `400` — Validation failed.
- `404` — MCP tool group not found
- `500` — Internal server error

---

[API](https://skmtc.net/getbifrost/apis/bifrost-api.md) · [All operations](https://skmtc.net/getbifrost/apis/bifrost-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/getbifrost/bifrost-api/versions/f8cab88f64ea/schema)